Celebrate a special 21st birthday in style with this 18" star-shaped foil balloon from Anagram International. This eye-catching balloon features a beautiful star design with the words "21st Birthday" in the center. The metallic finish of the balloon will add a touch of sparkle and shine to any space, making it the perfect addition to any birthday celebration. The balloon is easy to inflate and will last for days, making it a great way to decorate for a birthday party or any special occasion. Surprise someone special with this 21st Birthday Star 18" Foil Balloon and make it a celebration to remember!